Epidemic/ˌepɪˈdemɪk/ Definition 1 of 4Pro Tip 1/3Medical Context Primarily used for health outbreaks, 'epidemic' involves medical terms and context. Health professionals are trying to contain the malaria epidemic. Pro Tip 2/3Scale Limited 'Epidemic' signals widespread illness, but typically confined to a specific area or region. The cholera epidemic affected the entire village. Pro Tip 3/3Time Frame An epidemic refers to a disease peak in a short period, not over extended times. The flu epidemic peaked in the winter months.